Markus Schaber <schabi@logix-tt.com> writes:
> So when pgadmin3 displays no dependencies, can I assume it is safe to
> empty the tablespace directory manually, and then drop the tablespace?
Instead of assuming anything, why don't you look in the tablespace
directory and see what's there? A quick "ls -aR" would give more
information than guessing.
regards, tom lane